Hi Tu, thank you for reaching out. When you buy an aftermarket part, your purchase price may include a "core charge", which is the deposit you pay for the core or the recyclable component. Think of a core charge like recycling empty soda cans or plastic bottles – you get that money back! For more information, click this link: https://help.carparts.com/en_us/how-to-process-a-core-return-SkPHnfkWC If your vehicle information matches this product, you can use this link to order this part at a discounted price today while supplies last: https://www.carparts.com/alternator/bosch/bsal3296x?can=CPAP3648_CSQA_20241223 I hope this helps. Happy shopping.